History of LIFE (on earth)

The earth and moon were formed during which of the following eons?

• Proterozoic
• Hadean
• Archean
• Phanerozoic

Tags

NGSS.HS-ESS1-6

Life probably evolved during this eon.

• Hadean
• Archean
• Proterozoic
• Phanerozoic

Tags

NGSS.HS-ESS2-7

NGSS.HS-LS4-1

Which of the following describes what the first life form resembled?

• Eukaryotes
• Plants
• Bacteria
• Fungi

During which eon did photosynthesis evolve?

• Archean

• Proterozoic

• Hadean

• Phanerozoic

Cells without a nucleus are said to be _____________________.

• Eukaryotic
• Prokaryotic

Tags

NGSS.MS-LS1-1

How long did it take eukaryotic life to evolve from prokaryotic life?

• About 200 million years
• About 200 billion years
• About 2 billion years
• About 2 million years

Eukaryotic life evolved during the _______________ eon.

• Hadean
• Archea
• Proterozoic
• Phanerozoic

What gas was necessary for complex (eukaryotic) life to evolve?

• Carbon dioxide
• Oxygen
• Dihydrogen monoxide
• Methane

What biological event occurred 1.2 billion years ago?

• Asexual reproduction evolved
• Sexual reproduction evolved
• Multicellular life evolved
• Photosynthesis evolved

During which eon did multicellular life evolve?

• Archean
• Hadean
• Proterozoic
• Phanerozoic